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Mathematics 23 Online
OpenStudy (anonymous):

9k ^{2}- 1

OpenStudy (anonymous):

factor each completely

OpenStudy (anonymous):

(3k-1)(3k+1)

OpenStudy (anonymous):

how did u do it

OpenStudy (anonymous):

since it is a difference of 2 squares

OpenStudy (anonymous):

hav u learnt that

OpenStudy (anonymous):

yea but i forgot

OpenStudy (anonymous):

(3k-1)(3k+1)

OpenStudy (anonymous):

how did u do it\

OpenStudy (anonymous):

nvmi i get it thanks

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